stb-koepke.de

Valid Email Server
Domain Lookup › stb-koepke.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
stb-koepke.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 17:32:53 UTC · ↺ Refresh

MX Hostnames

  • mx2.gigahost.dk
  • mx1.gigahost.dk
  • mx3.gigahost.dk

MX Priorities

  • mx1.gigahost.dk: 10
  • mx2.gigahost.dk: 10
  • mx3.gigahost.dk: 10

A / AAAA Records

  • 46.183.138.100 (no PTR)

Mail Server IPs

  • 46.183.139.11 ↩ mx1.gigahost.dk
  • 46.183.139.12 ↩ mx2.gigahost.dk
  • 46.183.139.13 ↩ mx3.gigahost.dk

SOA Record

Raw SOA ns1.gigahost.dk hostmaster.stb-koepke.de 2026032601 10800 3600 604800 3600
Primary NS (mname)
ns1.gigahost.dk
Admin Email (rname)
hostmaster@stb-koepke.de
Serial
2026032601
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns3.gigahost.dk
ns5.gigahost.dk
ns2.gigahost.dk
ns1.gigahost.dk
ns4.gigahost.dk

SPF Record

✓ Strict (-all)
v=spf1 mx include:spf.gigahost.dk -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 mx include:spf.gigahost.dk -all
  • spf2.0/pra
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for stb-koepke.de

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits